CVE-2019-25162: i2c: Fix a potential use after free
Vulnerability summary
CVE-2019-25162 is a high (CVSS 7.8) Use After Free vulnerability in linux. EPSS estimates a 0.38% chance of exploitation in the next 30 days, higher than 32.1% of scored vulnerabilities.
Not severe (CVSS 7.8, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 17 · Related 13Timeline
- 26-02-2024PublishedVulnerability first disclosed.
- 05-08-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: i2c: Fix a potential use after free Free the adap structure only after we are done using it. This patch just moves the put_device() down a bit to avoid the use after free. [wsa: added comment to the code, added Fixes tag]
CVSS metrics
4 scores · 4 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.38%
Chance of exploitation in the next 30 days
Percentile
32%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.38% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu101 products
- linux< 4.4.0-253.287 | < 4.15.0-197.208 | < 5.4.0-132.148 | < 5.15.0-53.59
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 4.4.0-1130.136 | < 4.4.0-1168.183 | < 4.15.0-1143.155 | < 5.4.0-1089.97 | < 5.15.0-1023.27
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6, < e6412ba3b6508bdf9c074d310bf4144afa6aec1a | ≥ 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6, < 23a191b132cd87f746c62f3dc27da33683d85829 | ≥ 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6, < 871a1e94929a27bf6e2cd99523865c840bbc2d87 | ≥ 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6, < 81cb31756888bb062e92d2dca21cd629d77a46a9 | ≥ 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6, < 35927d7509ab9bf41896b7e44f639504eae08af7 | ≥ 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6, < e8e1a046cf87c8b1363e5de835114f2779e2aaf4 | ≥ 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6, < 12b0606000d0828630c033bf0c74c748464fe87d | ≥ 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6, < e4c72c06c367758a14f227c847f9d623f1994ecf | 4.3
- linux_kernel≥ 4.3.0, < 4.14.291 | ≥ 4.15.0, < 4.19.256 | ≥ 4.20.0, < 5.4.211 | ≥ 5.5.0, < 5.10.137 | ≥ 5.11.0, < 5.15.61 | ≥ 5.16.0, < 5.18.18 | ≥ 5.19.0, < 5.19.2
Debian1 product
- linux< 5.19.6-1
3 vendors · 104 products